Shift URLRequestContextStorage over to taking scoped_ptrs.

remoting/signaling/xmpp_signal_strategy.cc

Index: remoting/signaling/xmpp_signal_strategy.cc
diff --git a/remoting/signaling/xmpp_signal_strategy.cc b/remoting/signaling/xmpp_signal_strategy.cc
index 5edbb377f5b69a30ac947e436623f1971152dad8..e107ec8b1c3b9e071f2753715c9925c1da999029 100644
--- a/remoting/signaling/xmpp_signal_strategy.cc
+++ b/remoting/signaling/xmpp_signal_strategy.cc
@@ -287,7 +287,7 @@ void XmppSignalStrategy::Core::StartTls() {
       new net::ClientSocketHandle());
   socket_handle->SetSocket(socket_.Pass());
 
-  cert_verifier_.reset(net::CertVerifier::CreateDefault());
+  cert_verifier_ = net::CertVerifier::CreateDefault();
   transport_security_state_.reset(new net::TransportSecurityState());
   net::SSLClientSocketContext context;
   context.cert_verifier = cert_verifier_.get();